Discover how to create a compact DIY submersible water pump using a small DC motor and recycled plastic bottles. This step-by ...

Discover how to build a hand-powered water pump that also generates electricity to light up LEDs using everyday recycled ...

Whether you need to pump water out of your basement this spring, or just want to have fun shooting water around in the yard this summer, here’s a way to build a pump instead of buying one. This is a ...

The ingenious device cost just $2 to make, yet works almost as well as its expensive and cumbersome lab counterparts. A simple pressure pump, made from balloons and nylon stockings, means more people ...